To provide a sound signal generation device capable of artificially generating an engine sound signal indicating a realistic engine sound linked to running of an electric vehicle even when, for example, an engine is not mounted at all. A virtual engine rotation speed generation unit that acquires accelerator opening data indicating an accelerator operation amount in the electric vehicle and running speed data indicating a vehicle running speed of the electric vehicle, calculates a virtual running speed of a virtual engine vehicle, modifies the virtual running speed on the basis of the running speed data, and calculates an engine rotation speed of a virtual engine on the basis of the modified virtual running speed, and an artificial engine sound generation unit that generates a sound signal for outputting an artificial engine sound corresponding to a running state of the electric vehicle on the basis of the accelerator operation amount.
Sound signal generation device, sound signal generation method, and sound signal generation program
2024-01-30
Patent
Elektronische Ressource
Englisch
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 / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES |
SOUND SIGNAL GENERATION DEVICE, SOUND SIGNAL GENERATION METHOD, AND SOUND SIGNAL GENERATION PROGRAM
Europäisches Patentamt | 2022
|SOUND SIGNAL GENERATION DEVICE, SOUND SIGNAL GENERATION METHOD, AND SOUND SIGNAL GENERATION PROGRAM
Europäisches Patentamt | 2022
|SOUND SIGNAL GENERATION DEVICE, SOUND SIGNAL GENERATION METHOD, AND SOUND SIGNAL GENERATION PROGRAM
Europäisches Patentamt | 2021
|SOUND GENERATION DEVICE, SOUND GENERATION CONTROL PROGRAM
Europäisches Patentamt | 2019
|Europäisches Patentamt | 2018
|