Vehicle proximity annunciator device and method for notifying proximity of vehicle
    1.
    发明授权
    Vehicle proximity annunciator device and method for notifying proximity of vehicle 有权
    车辆接近报警装置及通知车辆附近的方法

    公开(公告)号:US08878659B2

    公开(公告)日:2014-11-04

    申请号:US13304905

    申请日:2011-11-28

    CPC分类号: B60Q5/008

    摘要: A control unit generates an annunciation sound signal including multiple frequency components. A sound emission device emits an annunciation sound to an outside of a vehicle according to the annunciation sound signal. The control unit changes a pitch of the annunciation sound signal according to a vehicle speed and changes an output level of the annunciation sound signal according to the pitch of the annunciation sound signal.

    摘要翻译: 控制单元产生包括多个频率分量的通知声音信号。 声音发射装置根据通知声音信号向车辆外部发出通知声音。 控制单元根据车速来改变通知声音信号的音调,并且根据通知声音信号的音高改变通知声音信号的输出电平。