JP2022534339A - 自動運転車両で使用されるセンサのタイミングの検証 - Google Patents
自動運転車両で使用されるセンサのタイミングの検証 Download PDFInfo
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Abstract
Description
第四態様によると、本開示の実施形態は、コンピュータプログラムを提供する。このコンピュータプログラムは、プロセッサに実行されると、第一態様に記載の方法を実現する。
Claims (20)
- 第一時刻で、検出器に波を送信するようにセンサデータをセンサに取得させることと、
前記検出器が第二時刻で前記波を検出したと判定することと、
第三時刻で前記センサからの前記センサデータを受信することと、
前記第一時刻、前記第二時刻及び前記第三時刻のうちの少なくともの1つに基づいて、自動運転車両の自動運転中に運転環境を感知するための前記センサの動作を検証することと、
を含む、方法。 - 前記第一時刻で前記センサデータを前記センサに取得させることは、
前記センサに、信号を送信することと、
前記センサに、前記センサが前記センサデータを取得することを示すメッセージを送信すること、のうちの少なくとも一つを含む、
請求項1に記載の方法。 - 前記検出器が第二時刻で前記波を検出したと判定することは、
前記検出器から信号を受信することと、
前記検出器からメッセージを受信すること、のうちの少なくとも一つを含む、
請求項1に記載の方法。 - 前記センサの動作を検証することは、
前記第二時刻と前記第三時刻とに基づいて、前記センサのデータ取得遅延が閾値以下であるか否かを判定することを含む、
請求項1に記載の方法。 - 前記センサの動作を検証することは、
前記第一時刻と前記第二時刻とに基づいて、起動遅延が閾値以下であるか否かを判定することを含む、
請求項1に記載の方法。 - 前記センサの動作を検証することは、
前記第一時刻と前記第三時刻との差が閾値時刻よりも小さいか否かを判定することを含む、
請求項1に記載の方法。 - タイミング信号を生成することと、
前記タイミング信号を、前記センサおよび前記検出器の少なくとも一方に供給することと、をさらに含む、
請求項1に記載の方法。 - 前記センサデータは、前記タイミング信号に基づく前記センサによって決定されるタイムスタンプを含む、
請求項7に記載の方法。 - 前記センサデータは、前記センサが物体を検出したことを示すか否かを判定することをさらに含む、
請求項1に記載の方法。 - 前記センサは、アクティブセンサを含む、
請求項1に記載の方法。 - 前記アクティブセンサは、
光検出及び測距LIDARセンサと、
レーダーセンサと、
超音波センサと、のうちの少なくとも1つを含む、
請求項10に記載の方法。 - 第一時刻でセンサデータをセンサに取得させることであって、前記センサは、波を検出することにより前記センサデータを取得し、前記センサは、前記センサにより検出された波を生成できないように構成されることと、
第二時刻で前記センサに検出させるための励起を生成することと、
第三時刻で前記センサからの前記センサデータを受信することと、
前記第一時刻、前記第二時刻及び前記第三時刻のうちの少なくともの1つに基づいて、自動運転車両の自動運転中に運転環境を感知するための前記センサの動作を検証することと、
を含む、方法。 - 前記第一時刻で前記センサデータを前記センサに取得させることは、
前記センサに、信号を送信することと、
前記センサに、前記センサが前記センサデータを取得することを示すメッセージを送信すること、のうちの少なくとも一つを含む、
請求項12に記載の方法。 - 前記センサに検出させるための励起を生成することは、
前記第二時刻の、前記センサのデータの採集特性に基づいて決定された開始期間について、励起を生成することを含む、
請求項12に記載の方法。 - 前記センサの動作を検証することは、
前記第二時刻と前記第三時刻とに基づいて、前記センサのデータ取得遅延が閾値以下であるか否かを判定することを含む、
請求項12に記載の方法 - 前記センサの動作を検証することは、
前記第一時刻と前記第二時刻とに基づいて、起動遅延が閾値以下であるか否かを判定することを含む、
請求項12に記載の方法 - 前記センサの動作を検証することは、
前記第一時刻と前記第三時刻との差が閾値時刻よりも小さいか否かを判定することを含む、
請求項12に記載の方法。 - タイミング信号を生成することと、
前記タイミング信号を、前記センサおよび前記検出器の少なくとも一方に供給することと、をさらに含む、
請求項12に記載の方法 - 前記センサデータは、前記タイミング信号に基づく前記センサによって決定されるタイムスタンプを含む、
請求項18に記載の方法。 - プロセッサにより実行される際に、
第一時刻で、検出器に波を送信するようにセンサデータをセンサに取得させることと、
前記検出器が第二時刻で前記波を検出したと判定することと、
第三時刻で前記センサからの前記センサデータを受信することと、
前記第一時刻、前記第二時刻及び前記第三時刻のうちの少なくともの1つに基づいて、前記センサの動作を検証することと、を含む動作を、
プロセッサに実行させる命令が記憶している
非一時的な機械可読媒体。
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