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专利名称：Driver state estimation device发明人：千葉 元気申请号：JP2019071883申请日：20190404公开号：JP2020170383A公开日：20201015
专利附图：
摘要：Problem to be solved: to provide a driver state estimation device capable ofestimating the state of the driver in detail. The driver state estimation device 1 comprisesa first information acquisition unit 9, a second information acquisition unit 11, a firstestimation unit 13 and a second estimation unit 15.The first information acquisition unit
acquires the pupil diameter of the driver.The second information acquisition unit acquiresspecific information representing one or more selected from the group consisting of (a)the running environment of the vehicle operated by the driver, (b) the behavior of thedriver, (c) the line of sight of the driver, and (d) the direction of the head of the driver.Thefirst estimation unit estimates the degree of tension of the driver based on the pupildiameter.The second estimation unit estimates the degree of cognitive load of the driverbased on the specific information.Diagram
申请人：株式会社デンソー
地址：愛知県刈谷市昭和町１丁目１番地
国籍：JP
代理人：名古屋国際特許業務法人
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