An active sound effect generating device includes a tone adjusting unit for setting a plurality of different sub-fundamental frequencies by multiplying a fundamental frequency by coefficients, a first tone signal generating unit, a second tone signal generating unit, a third tone signal generating unit, and a fourth tone signal generating unit for generating tone signals corresponding to the respective sub-fundamental frequencies, and a sound effect signal generating unit for generating a sound effect signal for outputting sound effects from a speaker based on the tone signals.
Active sound effect generating device
12.09.2023
Patent
Elektronische Ressource
Englisch
IPC: | H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler / 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 |
ACTIVE SOUND EFFECT GENERATING DEVICE AND ACTIVE SOUND EFFECT GENERATING METHOD
Europäisches Patentamt | 2025
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