JP7461399B2 - 原動機付き車両の走行動作を補助する方法及びアシスト装置並びに原動機付き車両 - Google Patents
原動機付き車両の走行動作を補助する方法及びアシスト装置並びに原動機付き車両 Download PDFInfo
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Description
なお、本発明は、以下の態様も包含し得る:
1.原動機付き車両(12)の少なくとも部分的に自動化された走行動作を補助する方法であって、
-原動機付き車両(12)の周囲センサ(24)を用いて、原動機付き車両(12)のそれぞれ現在の周囲を描写する周囲生データを記録し、
-周囲生データについて意味的な物体認識を実行することで、原動機付き車両(12)のアシスト装置(16)を用いて、周囲生データから意味的な周囲データが生成され、
-周囲の静的な物体(18)を表す、原動機付き車両(12)の周囲の設定及び意味付けされたマップデータ(32)が検出され、
-意味的な周囲データとのマップデータ(32)の照合が行われ、マップデータ(32)の静的な物体(18)が、可能である限り、意味的な周囲データにおいて識別され、
-このとき検知されるマップデータ(32)と意味的な周囲データの間の相違に基づき、アシスト装置(16)の実状認識エラーが認識され、及び
-このような認識された実状認識エラーに対して、所定の安全措置が実行される
方法。
2.照合のために、マップデータ(32)の少なくとも一部が、それぞれの意味的な周囲データ又は該周囲データから生成される各周囲の周囲モデルへ投影され、得られる物体ごとの重なりが特定されることを特徴とする上記1.に記載の方法。
3.マップデータ(32)の物体と、存在する場合の、意味的な周囲データ又は該周囲データから生成されるモデルの、対応する箇所で位置特定された物体との間の重なりが所定の閾値よりも小さい場合に、相違及び/又は実状認識エラーがそれぞれ認識されることを特徴とする上記2.に記載の方法。
4.照合及び/又は認識された相違に基づき、信頼値が物体ごとに意味的な周囲データに割り当てられることを特徴とする上記1.~3.のいずれか1つに記載の方法。
5.マップデータ(32)が、意味的な識別及び静的な物体(18)の位置以外に、静的な物体(18)についての更なる情報、特にその大きさを含み、該更なる情報が、照合時及び/又は原動機付き車両(12)の少なくとも部分的に自動的な走行動作時に考慮されることを特徴とする上記1.~4.のいずれか1つに記載の方法。
6.相応の相違が、異なる時間において、及び/又は原動機付き車両(12)の異なる位置から記録された周囲生データに基づき、複数回、少なくとも所定の期間にわたって、及び/又は少なくとも原動機付き車両(12)が進んだ距離にわたって認識されたときに初めて、実状認識エラーが認識されることを特徴とする上記1.~5.のいずれか1つに記載の方法。
7.認識された相違及び/又は実状認識エラーに基づき、各周囲についての状況複雑性が自動的に推定されることを特徴とする上記1.~6.のいずれか1つに記載の方法。
8.原動機付き車両(12)の走行動作中に、それぞれ現在の、又は前方に位置する走行区間に関連するマップデータ(32)が自動的に車両外部のサーバ装置(22)から徐々に呼び出され、それぞれ関連するマップデータ(32)が、原動機付き車両(12)の周囲を、周囲生データを記録するために設けられた周囲センサ(24)の検出範囲をそれぞれ所定の度合いだけ超えて記述することを特徴とする上記1.~7.のいずれか1つに記載の方法。
9.原動機付き車両(12)用のアシスト装置(16)であって、周囲生データ及び意味付けされたマップデータ(32)を検出する入力インターフェース(26)と、周囲生データ及びマップデータ(32)を処理するデータ処理装置(28,30)と、得られる結果信号を出力する出力インターフェース(34)とを備え、上記1.~8.のいずれか1つに記載の方法を実行するために設けられていることを特徴とするアシスト装置。
10.周囲生データを記録する周囲センサ(24)と、上記9.に記載のアシスト装置とを備えた原動機付き車両(12)。
12 原動機付き車両
14 運転者
16 アシスト装置
18 静的な周囲物体
20 動的な周囲物体
22 サーバ装置
24 周囲センサ
26 入力インターフェース
28 データメモリ
30 プロセッサ
32 マップデータ
34 出力インターフェース
36 車両システム
Claims (9)
- 原動機付き車両(12)の少なくとも部分的に自動化された走行動作を補助する方法であって、
-原動機付き車両(12)の周囲センサ(24)を用いて、原動機付き車両(12)のそれぞれ現在の周囲を描写する周囲生データを記録し、
-周囲生データについて物体認識を実行することで、原動機付き車両(12)のアシスト装置(16)を用いて、周囲生データから周囲データが生成され、
-周囲の静的な物体(18)を表す、原動機付き車両(12)の周囲のマップデータ(32)が検出され、
-周囲データとのマップデータ(32)の照合が行われ、マップデータ(32)の静的な物体(18)が、可能である限り、周囲データにおいて識別され、
-このとき検知されるマップデータ(32)と周囲データの間の相違に基づき、アシスト装置(16)の実状認識エラーが認識され、及び
-このような認識された実状認識エラーに対して、所定の安全措置が実行され、
-認識された相違及び/又は実状認識エラーに基づき、各周囲についての状況複雑性が自動的に推定され、状況複雑性が所定の閾値を超える場合に、周囲生データ及び/又は原動機付き車両の状態を記述する状態データが、後のエラー解析、アシスト装置の改善及び/又は機械学習の装置のためのトレーニングデータの生成のためにメモリされる
方法。 - 照合のために、マップデータ(32)の少なくとも一部が、それぞれの周囲データ又は該周囲データから生成される各周囲の周囲モデルへ投影され、得られる物体ごとの重なりが特定されることを特徴とする請求項1に記載の方法。
- マップデータ(32)の物体と、存在する場合の、周囲データ又は該周囲データから生成されるモデルの、対応する箇所で位置特定された物体との間の重なりが所定の閾値よりも小さい場合に、相違及び/又は実状認識エラーがそれぞれ認識されることを特徴とする請求項2に記載の方法。
- 照合及び/又は認識された相違に基づき、信頼値が物体ごとに周囲データに割り当てられることを特徴とする請求項1~3のいずれか1項に記載の方法。
- マップデータ(32)が、識別及び静的な物体(18)の位置以外に、静的な物体(18)についての更なる情報を含み、該更なる情報が、照合時及び/又は原動機付き車両(12)の少なくとも部分的に自動的な走行動作時に考慮されることを特徴とする請求項1~4のいずれか1項に記載の方法。
- 相応の相違が、異なる時間において、及び/又は原動機付き車両(12)の異なる位置から記録された周囲生データに基づき、少なくとも所定の期間にわたって、及び/又は少なくとも原動機付き車両(12)が進んだ距離にわたって複数回認識されたときに初めて、実状認識エラーが認識されることを特徴とする請求項1~5のいずれか1項に記載の方法。
- 原動機付き車両(12)の走行動作中に、それぞれ現在の、又は前方に位置する走行区間に関連するマップデータ(32)が自動的に車両外部のサーバ装置(22)から連続的に呼び出され、それぞれ関連するマップデータ(32)が、原動機付き車両(12)の周囲を、周囲生データを記録するために設けられた周囲センサ(24)の検出範囲をそれぞれ所定の度合いだけ超えて記述することを特徴とする請求項1~6のいずれか1項に記載の方法。
- 原動機付き車両(12)用のアシスト装置(16)であって、周囲生データ及びマップデータ(32)を検出する入力インターフェース(26)と、周囲生データ及びマップデータ(32)を処理するデータ処理装置(28,30)と、得られる結果信号を出力する出力インターフェース(34)とを備え、請求項1~7のいずれか1項に記載の方法を実行するために設けられていることを特徴とするアシスト装置。
- 周囲生データを記録する周囲センサ(24)と、請求項8に記載のアシスト装置とを備えた原動機付き車両(12)。
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