JP7565677B2 - 農作業車のための障害物検出システム - Google Patents
農作業車のための障害物検出システム Download PDFInfo
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- 238000001514 detection method Methods 0.000 title claims description 68
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/86—Combinations of lidar systems with systems other than lidar, radar or sonar, e.g. with direction finders
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B69/00—Steering of agricultural machines or implements; Guiding agricultural machines or implements on a desired track
- A01B69/001—Steering by means of optical assistance, e.g. television cameras
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B69/00—Steering of agricultural machines or implements; Guiding agricultural machines or implements on a desired track
- A01B69/007—Steering or guiding of agricultural vehicles, e.g. steering of the tractor to keep the plough in the furrow
- A01B69/008—Steering or guiding of agricultural vehicles, e.g. steering of the tractor to keep the plough in the furrow automatic
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B76/00—Parts, details or accessories of agricultural machines or implements, not provided for in groups A01B51/00 - A01B75/00
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
- A01D41/127—Control or measuring arrangements specially adapted for combines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
- A01D75/18—Safety devices for parts of the machines
- A01D75/185—Avoiding collisions with obstacles
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
- A01D75/20—Devices for protecting men or animals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
- G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
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- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
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- 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
- G05D1/0212—Control of position or course in two dimensions specially adapted to land vehicles with means for defining a desired trajectory
- G05D1/0214—Control of position or course in two dimensions specially adapted to land vehicles with means for defining a desired trajectory in accordance with safety or protection criteria, e.g. avoiding hazardous areas
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- G—PHYSICS
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- 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
- G05D1/0231—Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means
- G05D1/0238—Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means using obstacle or wall sensors
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- 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
- G05D1/0231—Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means
- G05D1/0246—Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means using a video camera in combination with image processing means
- G05D1/0248—Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means using a video camera in combination with image processing means in combination with a laser
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- 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
- G05D1/0255—Control of position or course in two dimensions specially adapted to land vehicles using acoustic signals, e.g. ultra-sonic singals
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- 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
- G05D1/0259—Control of position or course in two dimensions specially adapted to land vehicles using magnetic or electromagnetic means
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- G06V10/82—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
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- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
- G06V20/58—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
- A01D41/127—Control or measuring arrangements specially adapted for combines
- A01D41/1274—Control or measuring arrangements specially adapted for combines for drives
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
- G01S2013/9323—Alternative operation using light waves
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2210/00—Indexing scheme for image generation or computer graphics
- G06T2210/22—Cropping
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Theoretical Computer Science (AREA)
- Environmental Sciences (AREA)
- Multimedia (AREA)
- Automation & Control Theory (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Evolutionary Computation (AREA)
- Soil Sciences (AREA)
- Mechanical Engineering (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Computing Systems (AREA)
- Databases & Information Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Software Systems (AREA)
- Artificial Intelligence (AREA)
- Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Acoustics & Sound (AREA)
- Optics & Photonics (AREA)
- Guiding Agricultural Machines (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
- Combines (AREA)
- Image Analysis (AREA)
- Traffic Control Systems (AREA)
Description
(1)上述した実施形態では、走査ビーム式の障害物センサ(走査型センサ)として、光ビーム(レーザビーム)を用いた2台のLIDAR21が採用されたが、1台でもよいし、3台以上でもよい。さらには、走査ビーム式の障害物センサとして、超音波ビームを用いた超音波センサや赤外線ビームを用いた赤外線センサや電磁波ビームを用いたレーダを採用してもよい。
21 :LIDAR(障害物センサ)
22 :カメラ(撮影部)
50 :障害物処理ユニット
51 :画像取得部
52 :障害物推定部
53 :画像前処理部
54 :障害物検知ユニット
6 :制御ユニット
60 :走行制御モジュール
61 :走行制御部
62 :作業制御部
63 :走行指令部
64 :走行経路設定部
65 :障害物回避指令生成部
66 :機体位置算出部
80 :衛星測位モジュール
84 :報知デバイス
Claims (3)
- 農作業車のための障害物検出システムであって、
圃場の障害物を検出する障害物センサと、
前記障害物センサからの検出信号に基づいて、前記圃場における前記障害物の存在領域を推定して障害物存在領域情報を出力する障害物推定部と、
前記圃場を撮影し、撮影画像を出力する撮影部と、
前記障害物存在領域情報と前記撮影部の撮影画角情報とに基づいて前記障害物の前記存在領域が含まれるように前記撮影画像をトリミングすることで得られる、元の撮影画像より画像サイズが縮小され、当該撮影画像に較べて前記障害物の存在領域の占める割合が大きくなっているトリミング画像を生成する画像前処理部と、
入力された入力画像から前記障害物の検知結果を含む障害物検知情報を出力するように学習された学習型の障害物検知ユニットと、を備え、
前記障害物検知ユニットは、機械学習されたニューラルネットワークとして構成されており、前記トリミング画像を入力画像として入力し、前記障害物の種類が含まれている前記障害物検知情報を出力する障害物検出システム。 - 前記障害物検知ユニットから出力された前記障害物検知情報に基づいて、前記農作業車の走行制御が障害物回避制御に変更される請求項1に記載の障害物検出システム。
- 前記障害物センサは、超音波ビームまたは光ビームまたは電磁波ビームを用いた走査型センサであり、送信ビームが反射体で反射して戻ってくる反射ビームから前記検出信号を出力し、
前記障害物推定部は、前記検出信号から、前記反射体を前記障害物とみなして、前記障害物の三次元位置を算出し、前記三次元位置を含む前記障害物存在領域情報を出力する請求項1または2に記載の障害物検出システム。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019120480A JP7565677B2 (ja) | 2019-06-27 | 2019-06-27 | 農作業車のための障害物検出システム |
US17/609,544 US20220230444A1 (en) | 2019-06-27 | 2020-05-20 | Obstacle Detection System, Agricultural Work Vehicle, Obstacle Detection Program, Recording Medium on Which Obstacle Detection Program is Recorded, and Obstacle Detection Method |
PCT/JP2020/019932 WO2020261823A1 (ja) | 2019-06-27 | 2020-05-20 | 障害物検出システム、農作業車、障害物検出プログラム、障害物検出プログラムを記録した記録媒体、障害物検出方法 |
CN202080039882.6A CN113873868A (zh) | 2019-06-27 | 2020-05-20 | 障碍物检出系统、农用作业车辆、障碍物检出程序、存储障碍物检出程序的存储介质、障碍物检出方法 |
EP20830975.7A EP3991531A4 (en) | 2019-06-27 | 2020-05-20 | OBSTACLE DETECTION SYSTEM, AGRICULTURAL WORK VEHICLE, OBSTACLE DETECTION PROGRAM, RECORDING MEDIA ON WHICH AN OBSTACLE DETECTION PROGRAM IS RECORDED, AND OBSTACLE DETECTION METHOD |
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JP2019120480A JP7565677B2 (ja) | 2019-06-27 | 2019-06-27 | 農作業車のための障害物検出システム |
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JP2021006011A JP2021006011A (ja) | 2021-01-21 |
JP7565677B2 true JP7565677B2 (ja) | 2024-10-11 |
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US (1) | US20220230444A1 (ja) |
EP (1) | EP3991531A4 (ja) |
JP (1) | JP7565677B2 (ja) |
CN (1) | CN113873868A (ja) |
WO (1) | WO2020261823A1 (ja) |
Families Citing this family (10)
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EP4268152A1 (en) * | 2020-12-28 | 2023-11-01 | Blue River Technology Inc. | Machine-learned obstruction detection in a farming machine |
US11733369B2 (en) | 2021-02-11 | 2023-08-22 | Waymo Llc | Methods and systems for three dimensional object detection and localization |
JP7482838B2 (ja) | 2021-06-28 | 2024-05-14 | 株式会社クボタ | 作業支援システム |
US20230027496A1 (en) * | 2021-07-22 | 2023-01-26 | Cnh Industrial America Llc | Systems and methods for obstacle detection |
WO2023119996A1 (ja) * | 2021-12-24 | 2023-06-29 | 株式会社クボタ | 障害物検出システム、農業機械および障害物検出方法 |
GB202213881D0 (en) * | 2022-09-23 | 2022-11-09 | Agco Int Gmbh | Operator assistance system |
GB202213882D0 (en) * | 2022-09-23 | 2022-11-09 | Agco Int Gmbh | Operator assistance system |
CN115390572A (zh) * | 2022-10-28 | 2022-11-25 | 潍柴雷沃智慧农业科技股份有限公司 | 一种无人收获机的避障控制方法和系统 |
WO2024095798A1 (ja) * | 2022-10-31 | 2024-05-10 | 株式会社クボタ | 障害物検知システム |
JP2024092334A (ja) * | 2022-12-26 | 2024-07-08 | 株式会社クボタ | 作業車両 |
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- 2020-05-20 WO PCT/JP2020/019932 patent/WO2020261823A1/ja active Application Filing
- 2020-05-20 CN CN202080039882.6A patent/CN113873868A/zh active Pending
- 2020-05-20 US US17/609,544 patent/US20220230444A1/en active Pending
- 2020-05-20 EP EP20830975.7A patent/EP3991531A4/en active Pending
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US20220230444A1 (en) | 2022-07-21 |
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