A sleepiness level prediction device (1) according to one embodiment of the present invention is provided with: a vehicle information acquisition unit (10) that acquires information regarding a vehicle; a driver information acquisition unit (20) that acquires information regarding a driver; and a control unit (40) that calculates, on the basis of the acquired information regarding the vehicle, a stimulus quantity (S) provided to the driver on the basis of the driver's present driving load and the driving load after a predetermined time period, that calculates a non-acclimation degree (H) indicating a degree to which the driver is not acclimated to driving, on the basis of a change (ΔS) of the calculated stimulus quantity (S), and that predicts a sleepiness level (D1) of the driver after a predetermined time period on the basis of the calculated non-acclimation degree (H) and the driver's present sleepiness level (D0) estimated on the basis of the acquired information regarding the driver.
SLEEPINESS LEVEL PREDICTION DEVICE AND SLEEPINESS LEVEL PREDICTION METHOD
2020-09-03
Patent
Electronic Resource
English
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion |
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