The invention relates to a subsidiary loudspeaker for vehicles and bikes, including a tail pipe, a host module and an eternal controller; the host module receives imitation commands from the external controller, a central processing unit operates and outputs a control signal according to the detected parameter values of power rotation speed and vehicle speed to adjust the imitated exhaust sound output by a speaker in the tail pipe; to thereby adjust the exhaust sound, to meet low noise requirements of environmental law and reduce occurrence of vehicle accidents.
Subsidiary loudspeaker for vehicles and bikes
10.07.2018
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 / B60C VEHICLE TYRES , Fahrzeugreifen / B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES / H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler |
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