A sound output device for installation at a vehicle is provided with a warning sound generation section configured to generate a warning sound including at least one sine wave, a background sound generation section configured to generate a volume-adjusted first background sound based on a selected sound source, a controller configured to control selection of a sound source of the first background sound based on externally-supplied selection information, and a first synthesizer section configured to combine the warning sound and the first background sound and output the combination as a first advisory sound.
SOUND OUTPUT DEVICE AND SOUND OUTPUT SYSTEM
2020-06-18
Patent
Electronic Resource
English
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
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