JP6233706B2 - 自律移動装置及び自律移動装置の自己位置推定方法 - Google Patents
自律移動装置及び自律移動装置の自己位置推定方法 Download PDFInfo
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- JP6233706B2 JP6233706B2 JP2014027900A JP2014027900A JP6233706B2 JP 6233706 B2 JP6233706 B2 JP 6233706B2 JP 2014027900 A JP2014027900 A JP 2014027900A JP 2014027900 A JP2014027900 A JP 2014027900A JP 6233706 B2 JP6233706 B2 JP 6233706B2
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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
- G05D1/0268—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
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- 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
- G01C21/20—Instruments for performing navigational calculations
-
- 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
- G05D1/0238—Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means using obstacle or wall sensors
- G05D1/024—Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means using obstacle or wall sensors in combination with a laser
-
- 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
- G05D1/0272—Control of position or course in two dimensions specially adapted to land vehicles using internal positioning means comprising means for registering the travel distance, e.g. revolutions of wheels
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Navigation (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
- Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Evolutionary Computation (AREA)
- Game Theory and Decision Science (AREA)
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- Business, Economics & Management (AREA)
Description
図1乃至図5は、第1の実施の形態を示す図である。
次に、本発明の第1の実施の形態の第1別形態に係る自己位置推定方法について、図6を用いて説明する。
次に、本発明の第1の実施の形態の第2別形態に係る自己位置推定方法について、図7を用いて説明する。
次に、本発明の第1の実施の形態の第3別形態に係る自己位置推定方法について、図8を用いて説明する。
2 第一センサ
3 移動部
4 制御部
5 第一推定部
6 第二推定部
7 記憶部
8 電池
9 第二センサ
10 第一推定範囲
11 第二推定範囲
21 第三センサ
22 第四センサ
Claims (2)
- 自己の周囲の環境情報を取得する第一センサと、自己位置に基づいて移動部を制御する制御部と、を備える自律移動装置において、
前記制御部は、
前記環境情報に基づいてパーティクルフィルタを用いて確率的手法により推定する自己位置の座標と向きを示す第一推定値を算出する第一推定部と、
前記環境情報に基づいてラインマッチングを用いてマッチング手法により推定する自己位置の座標と向きを示す第二推定値を算出する第二推定部と、を備え、
前記第二推定部は、
前記第一推定値における第一推定範囲が第一閾値よりも小さい場合に、前記第二推定値の算出時の第二推定範囲よりも小さくした第二推定範囲において第二推定値を算出し、
前記第一推定値における前記第一推定範囲が第二閾値よりも大きい場合に、前記第二推定値の算出時の第二推定範囲よりも大きくした第二推定範囲において第二推定値を算出し、
前記制御部は、
前記第二推定値を自己位置として前記移動部を制御する、
自律移動装置。 - 自己の周囲の環境情報を取得する第一センサと、前記環境情報を基に移動部を制御する制御部と、を備える自律移動装置の自己位置推定方法において、
前記制御部の第一推定部は、
前記環境情報に基づいてパーティクルフィルタを用いて確率的手法により推定する自己位置の座標と向きを示す第一推定値を算出し、
前記制御部の第二推定部は、
前記第一推定値における第一推定範囲が第一閾値よりも小さい場合に、第二推定値の算出時の第二推定範囲よりも小さくした第二推定範囲において、前記環境情報に基づいてラインマッチングを用いてマッチング手法により推定する自己位置の座標と向きを示す第二推定値を算出し、
前記第一推定値における前記第一推定範囲が第二閾値よりも大きい場合に、前記第二推定値の算出時の第二推定範囲よりも大きくした第二推定範囲において、前記環境情報に基づいてラインマッチングを用いてマッチング手法により推定する自己位置の座標と向きを示す第二推定値を算出し、
前記制御部は、
変化した前記第二推定範囲において算出された前記第二推定値を自己位置の座標と向きとして移動部を制御する、
自律移動装置の自己位置推定方法。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014027900A JP6233706B2 (ja) | 2013-04-02 | 2014-02-17 | 自律移動装置及び自律移動装置の自己位置推定方法 |
| US14/228,511 US9274526B2 (en) | 2013-04-02 | 2014-03-28 | Autonomous vehicle and method of estimating self position of autonomous vehicle |
| SG10201401109TA SG10201401109TA (en) | 2013-04-02 | 2014-03-31 | Autonomous Vehicle And Method Of Estimating Self Position Of Autonomous Vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013076565 | 2013-04-02 | ||
| JP2013076565 | 2013-04-02 | ||
| JP2014027900A JP6233706B2 (ja) | 2013-04-02 | 2014-02-17 | 自律移動装置及び自律移動装置の自己位置推定方法 |
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| Publication Number | Publication Date |
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| JP2014211862A JP2014211862A (ja) | 2014-11-13 |
| JP6233706B2 true JP6233706B2 (ja) | 2017-11-22 |
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| JP2014027900A Active JP6233706B2 (ja) | 2013-04-02 | 2014-02-17 | 自律移動装置及び自律移動装置の自己位置推定方法 |
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| Country | Link |
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| US (1) | US9274526B2 (ja) |
| JP (1) | JP6233706B2 (ja) |
| SG (1) | SG10201401109TA (ja) |
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2014
- 2014-02-17 JP JP2014027900A patent/JP6233706B2/ja active Active
- 2014-03-28 US US14/228,511 patent/US9274526B2/en active Active
- 2014-03-31 SG SG10201401109TA patent/SG10201401109TA/en unknown
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| US9274526B2 (en) | 2016-03-01 |
| JP2014211862A (ja) | 2014-11-13 |
| SG10201401109TA (en) | 2014-11-27 |
| US20140297093A1 (en) | 2014-10-02 |
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