To provide a driving assistance device based on travel noise during travel of a vehicle.SOLUTION: A driving assistance device 100 of the present invention includes a sound collection unit 10 for collecting sound inside a vehicle, a travel noise sound pressure detection unit 11 for extracting travel noise related to traveling of the vehicle from the sound and detecting a sound pressure, a vehicle recommended operation determination unit 12 which determines to recommend an operation of the vehicle for reducing a travel noise sound pressure when the travel noise sound pressure exceeds a predetermined first prescribed value, and a recommended operation output unit 13 which performs at least one of outputting a notification signal for notifying an occupant in the vehicle about the recommended operation and outputting an instruction signal indicating the recommended operation to a vehicle speed control unit for controlling a vehicle speed to the vehicle speed control unit.SELECTED DRAWING: Figure 1
【課題】車両走行中の走行ノイズに基づいた運転支援装置を提供する。【解決手段】本発明に係る運転支援装置100は、車両内部にて音声を集音する音声集音部10と、音声から前記車両の走行に関する走行ノイズを抽出して音圧を検出する走行ノイズ音圧検出部11と、走行ノイズ音圧が予め定めた第1の所定値を超えた場合に、走行ノイズ音圧を下げる車両の操作を推奨すると判定する車両推奨操作判定部12と、推奨操作を車両の乗員に報知する報知信号を出力すること、および、推奨操作を車両速度を制御する車両速度制御部に指示する指示信号を、車両速度制御部に向けて出力すること、のうち少なくともいずれかを行う推奨操作出力部13と、を備える。【選択図】図1
DRIVING ASSISTANCE DEVICE, DRIVING ASSISTANCE METHOD AND DRIVING ASSISTANCE PROGRAM
運転支援装置、運転支援方法および運転支援プログラム
2020-10-01
Patent
Electronic Resource
Japanese
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