PROBLEM TO BE SOLVED: To provide a sight line detection device capable of correctly estimating a front face that a driver actually recognizes in a short time.SOLUTION: The sight line detection device comprises: a sight line detection unit 20 for detecting a sight line direction of a driver of a vehicle; a totalization unit 21 for totalizing detection results obtained from the sight line detection unit 20 as distribution of angles to a reference direction; a run state detection unit 22 for detecting a run state of the vehicle; a discrimination unit 23 for discriminating whether or not the vehicle is in a predetermined run state on the basis of the detection results obtained from the run state detection unit 22; and an estimation unit 24 for estimating a front direction of the driver on the basis of the results totalized by the totalization unit 21 regarding a sight line direction detected in the predetermined run state.SELECTED DRAWING: Figure 1
【課題】短い時間で、運転者が実際に認識している正面を正確に推定することのできる視線検出装置を提供する。【解決手段】車両の運転者の視線方向を検出する視線方向検出部20と、視線方向検出部20による検出結果を、基準方向に対する角度の分布として集計する集計部21と、車両の走行状態を検出する走行状態検出部22と、走行状態検出部22による検出結果に基づいて、車両が所定の走行状態であるか否かを判別する判別部23と、所定の走行状態であるときに検出された視線方向について集計部21が集計した結果に基づいて、運転者の正面方向を推定する推定部24とを備える。【選択図】図1
SIGHT LINE DETECTION DEVICE AND SIGHT LINE DETECTION METHOD
視線検出装置および視線検出方法
2017-07-20
Patent
Elektronische Ressource
Japanisch
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