JP5844941B2 - 自律式カバレッジロボット - Google Patents
自律式カバレッジロボット Download PDFInfo
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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
- G05D1/0212—Control of position or course in two dimensions specially adapted to land vehicles with means for defining a desired trajectory
- G05D1/0219—Control of position or course in two dimensions specially adapted to land vehicles with means for defining a desired trajectory ensuring the processing of the whole working surface
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4011—Regulation of the cleaning machine by electric means; Control systems and remote control systems therefor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4061—Steering means; Means for avoiding obstacles; Details related to the place where the driver is accommodated
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2805—Parameters or conditions being sensed
- A47L9/2826—Parameters or conditions being sensed the condition of the floor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2836—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means characterised by the parts which are controlled
- A47L9/2852—Elements for displacement of the vacuum cleaner or the accessories therefor, e.g. wheels, casters or nozzles
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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
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
- G06T7/62—Analysis of geometric attributes of area, perimeter, diameter or volume
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/90—Determination of colour characteristics
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation
- A47L2201/06—Control of the cleaning action for autonomous devices; Automatic detection of the surface condition before, during or after cleaning
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
- G06T2207/10021—Stereoscopic video; Stereoscopic image sequence
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10028—Range image; Depth image; 3D point clouds
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10048—Infrared image
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30248—Vehicle exterior or interior
- G06T2207/30252—Vehicle exterior; Vicinity of vehicle
- G06T2207/30261—Obstacle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S901/00—Robots
- Y10S901/01—Mobile robot
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- Aviation & Aerospace Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
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- Automation & Control Theory (AREA)
- Electromagnetism (AREA)
- Geometry (AREA)
- Electric Vacuum Cleaner (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
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Description
110 (ロボット)本体
120 駆動システム
120a、120b 右及び左被駆動ホイールモジュール
124a、124b ホイール
122a、122b 駆動モータ
126 キャスターホイール
130 バンパー
150 コントローラ
164 サイドブラシ
510 イメージセンサ
Claims (22)
- 移動式床清掃ロボット(100)を作動させる方法であって、
各々がピクセル(516)のアレイを有する、床表面(10)のイメージ(514)のシーケンス(514b)を受け取るステップと、
前記イメージ(514)のピクセル(516)をカラー量子化し、対応するピクセルロケーション(517)に基づいて前記イメージ(514)の各色の空間分布を決定し、前記イメージの各々の色に対して、当該色の閾空間分布を有する前記イメージ(514)の領域を識別することによって、前記イメージ(514)の各々に対して前記イメージ(514)をカラーブロブ(23)にセグメント化するステップと、
前記イメージのシーケンス(514b)にわたり前記イメージセンサ(510)に対して前記カラーブロブ(23)の各々のロケーション(12a)を追跡するステップと、
前記カラーブロブ(23)の追跡されたロケーション(12a)に基づいて、前記ロボット(100)から離れている床表面(10)上の物体(22)のロケーション(12)を識別するステップと、
前記床表面(10)にわって駆動して、前記物体(22)の識別されたロケーション(12)にて前記床表面(10)を清掃するステップと、
前記物体(22)が前記床表面(10)上に残っているか否かを判定するステップと、
前記物体(22)が残っている場合には、前記床表面(10)にわって駆動して、前記物体(22)の識別されたロケーション(12)にて前記床表面(10)を再度清掃するステップと、
を含み、
前記イメージ(514)を前記カラーブロブ(23)にセグメント化するステップが更に、前記イメージ(514)を領域(514r)に分割して、該各領域(514r)のピクセル(516)を別個にカラー量子化するステップを含む、方法。 - 前記物体(22)の識別されたロケーション(12)にて前記床表面(10)を清掃するステップの後、前記物体(22)が前記床表面(10)上に残っているか否かを判定するように操縦するステップを更に含む、請求項1に記載の方法。
- 前記カラーブロブ(23)の各々のロケーション(12a)を追跡するステップが、
前記イメージセンサ(510)に対して前記カラーブロブ(23)の各々の速度ベクトル(V)を決定するステップと、
前記イメージシーケンス(514b)の各イメージ(514)について決定されたカラーブロブロケーション(12a)を記録するステップと、
を含む、請求項1に記載の方法。 - 前記カラーブロブ(23)の各々のサイズを決定するステップを更に含む、請求項1に記載の方法。
- 最も近い前記カラーブロブ(23)に向けて前記ロボット(100)を操縦するよう駆動コマンド(152)を発するステップを更に含む、請求項1に記載の方法。
- 前記最も近いカラーブロブ(23)が、前記イメージシーケンス(514b)のイメージ(514)の閾値数で識別される、請求項5に記載の方法。
- 前記カラーブロブ(23)の各々のサイズを決定するステップと、
前記イメージセンサ(510)に対して前記カラーブロブ(23)の各々の速度ベクトル(V)を決定するステップと、
1つ又はそれ以上の前記カラーブロブ(23)の前記サイズ及び前記速度ベクトル(V)に基づいて、前記ロボット(100)を操縦するよう駆動コマンド(152)を発するステップと、
最大のサイズ及び前記ロボット(100)に向かう最大の速度ベクトル(V)を有するカラーブロブ(23)に向けて前記ロボット(100)を操縦するよう駆動コマンド(152)を発するステップと、
を更に含む、請求項1に記載の方法。 - カラースペースにおいて前記ピクセル(516)の各々の色について数値表現を割り当てるステップと、
赤−緑−青のカラースペースにおいて前記イメージのピクセル(516)をカラー量子化して、前記イメージ(514)を9ビットの赤−緑−青のイメージ(514)に低減するステップと、
を更に含む、請求項1に記載の方法。 - 互いに通信状態にある制御調停システム(210b)と挙動システム(210a)とを有する制御システム(210)を実行するステップを更に含み、
前記挙動システム(210a)は、清掃挙動部(300c、300d)を実行し、
前記清掃挙動部(300c、300d)は、イメージセグメント化に基づいて前記制御調停システム(210b)によるコマンドの実行に影響を及ぼして、前記ロボット(100)の清掃システム(160)を用いて清掃するために、汚れ床領域(12)に相当するカラーブロブ(23)及び前記汚れ床領域(12)上を操縦するよう追跡しているカラーブロブ(23)を識別する、請求項1に記載の方法。 - 移動式床清掃ロボット(100)であって、
前方駆動方向(F)を定めるロボット本体(110)と、
前記ロボット本体(110)を支持し、床表面(10)にわたって前記ロボット(100)を操縦するよう構成された駆動システム(120)と、
前記ロボット本体(110)によって支持される清掃システム(160)と、
前記ロボット本体(110)上に配置されたイメージセンサ(510)と、
前記駆動システム(120)及び前記イメージセンサ(510)と通信状態にあるコントローラ(150)と、
を備え、前記コントローラ(150)が、
各々がピクセル(516)のアレイを有する前記床表面(10)のイメージ(514)のシーケンス(514b)を受け取り、
前記イメージ(514)のピクセル(516)をカラー量子化し、対応するピクセルロケーション(517)に基づいて前記イメージ(514)の各色の空間分布を決定し、前記イメージの各々の色に対して、当該色の閾空間分布を有する前記イメージ(514)の領域を識別することによって、前記イメージ(514)の各々に対して前記イメージ(514)をカラーブロブ(23)にセグメント化し、
前記イメージのシーケンス(514b)にわたり前記イメージセンサ(510)に対して前記カラーブロブ(23)の各々のロケーション(12a)を追跡し、
前記イメージ(514)を前記カラーブロブ(23)にセグメント化することが更に、前記イメージ(514)を領域(514r)に分割して、該各領域(514r)のピクセル(516)を別個にカラー量子化することを含む、ことを特徴とする、移動式床清掃ロボット(100)。 - 前記コントローラが、
前記カラーブロブ(23)の追跡されたロケーション(12a)に基づいて前記ロボット(100)から離れている床表面(10)上の物体(22)のロケーション(12)を識別し、
前記床表面(10)にわたって駆動して前記物体(22)の識別されたロケーション(12)にて前記床表面(10)を清掃するよう前記駆動システム(120)に命令し、
前記物体(22)が前記床表面(10)上に残っているか否かを判定し、
前記物体(22)が残っている場合には、前記床表面(10)にわって駆動して、前記物体(22)の識別されたロケーション(12)にて前記床表面(10)を再度清掃する、請求項10に記載の移動式床清掃ロボット(100)。 - 前記イメージセンサ(510)が、前記ロボット(100)の前方駆動方向(F)に沿った視野(512)を有するように配置されたカメラ(510)を含む、請求項10に記載の移動式床清掃ロボット(100)。
- 前記カメラ(510)が、前記ロボット(100)の前方駆動方向(F)に対して左右方向及び/又は上下方向でスキャンする、請求項12に記載の移動式床清掃ロボット(100)。
- 前記カラーブロブ(23)の各々のロケーション(12a)を追跡することが、
前記イメージセンサ(510)に対して前記カラーブロブ(23)の各々の速度ベクトル(V)を決定し、
前記イメージシーケンス(514b)の各イメージ(514)について決定されたカラーブロブロケーション(12a)を記録する、
ことを含む、請求項10に記載の移動式床清掃ロボット(100)。 - 前記コントローラ(150)が、前記カラーブロブ(23)の各々のサイズを決定する、請求項10に記載の移動式床清掃ロボット(100)。
- 前記コントローラ(150)が、最も近い前記カラーブロブ(23)に向けて前記ロボット(100)を操縦するよう駆動コマンド(152)を発する、請求項10に記載の移動式床清掃ロボット(100)。
- 前記コントローラ(150)が、前記最も近いカラーブロブ(23)を前記イメージシーケンス(514b)のイメージ(514)の閾値数で識別する、請求項16に記載の移動式床清掃ロボット(100)。
- 前記コントローラ(150)が、
前記カラーブロブ(23)の各々のサイズを決定し、
前記イメージセンサ(510)に対して前記カラーブロブ(23)の各々の速度ベクトル(V)を決定し、
1つ又はそれ以上の前記カラーブロブ(23)の前記サイズ及び前記速度ベクトル(V)に基づいて前記ロボット(100)を操縦するよう駆動コマンド(152)を発し、
前記コントローラ(150)が、最大のサイズ及び前記ロボット(100)に向かう最大の速度ベクトル(V)を有するカラーブロブ(23)に向けて前記ロボット(100)を操縦するよう駆動コマンド(152)を発する、請求項10に記載の移動式床清掃ロボット(100)。 - 前記コントローラ(150)が、カラースペースにおいて前記ピクセル(516)の各々の色について数値表現を割り当て、赤−緑−青のカラースペースにおいて前記イメージのピクセル(516)をカラー量子化して、前記イメージ(514)を9ビットの赤−緑−青のイメージ(514)に低減する、請求項10に記載の移動式床清掃ロボット(100)。
- 前記コントローラ(150)が、LABカラースペースにおいて前記イメージのピクセル(516)をカラー量子化する、請求項19に記載の移動式床清掃ロボット(100)。
- 前記ロボットは、前記イメージのシーケンスを捕捉するカメラ(510)を有し、このカメラ(510)は、前記ロボット(100)の前方駆動方向(F)に沿った視野(512)を有するように配置される、請求項1に記載の方法。
- 前記ロボット(100)の前方駆動方向(F)に対して左右方向及び/又は上下方向で前記カメラ(510)をスキャンするステップを更に含む、請求項21に記載の方法。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261721912P | 2012-11-02 | 2012-11-02 | |
| US61/721,912 | 2012-11-02 | ||
| US13/790,867 US8972061B2 (en) | 2012-11-02 | 2013-03-08 | Autonomous coverage robot |
| US13/790,867 | 2013-03-08 | ||
| PCT/US2013/065459 WO2014070470A1 (en) | 2012-11-02 | 2013-10-17 | Autonomous coverage robot |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015226760A Division JP6137642B2 (ja) | 2012-11-02 | 2015-11-19 | 自律式カバレッジロボット |
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| Publication Number | Publication Date |
|---|---|
| JP2015514519A JP2015514519A (ja) | 2015-05-21 |
| JP5844941B2 true JP5844941B2 (ja) | 2016-01-20 |
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| JP2015507269A Active JP5844941B2 (ja) | 2012-11-02 | 2013-10-17 | 自律式カバレッジロボット |
| JP2015226760A Active JP6137642B2 (ja) | 2012-11-02 | 2015-11-19 | 自律式カバレッジロボット |
| JP2017083568A Active JP6633568B2 (ja) | 2012-11-02 | 2017-04-20 | 自律式カバレッジロボット |
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| JP2015226760A Active JP6137642B2 (ja) | 2012-11-02 | 2015-11-19 | 自律式カバレッジロボット |
| JP2017083568A Active JP6633568B2 (ja) | 2012-11-02 | 2017-04-20 | 自律式カバレッジロボット |
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| Country | Link |
|---|---|
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| JP6633568B2 (ja) | 2020-01-22 |
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| JP6137642B2 (ja) | 2017-05-31 |
| EP2838410A1 (en) | 2015-02-25 |
| AU2016200330B2 (en) | 2017-07-06 |
| US20150120128A1 (en) | 2015-04-30 |
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| AU2017228620A1 (en) | 2017-10-05 |
| AU2013338354B2 (en) | 2015-12-10 |
| AU2016200330A1 (en) | 2016-02-11 |
| JP2016028773A (ja) | 2016-03-03 |
| CA2869454A1 (en) | 2014-05-08 |
| EP3132732A1 (en) | 2017-02-22 |
| JP2015514519A (ja) | 2015-05-21 |
| US20140124004A1 (en) | 2014-05-08 |
| US8972061B2 (en) | 2015-03-03 |
| AU2017228620B2 (en) | 2019-01-24 |
| AU2016200330C1 (en) | 2018-02-01 |
| EP3132732B1 (en) | 2020-06-03 |
| JP2017142851A (ja) | 2017-08-17 |
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