A sound volume control apparatus includes a sound acquisition section provided in a moving body to be ridden by a human for acquiring a sound in a surrounding of the moving body, a storage section for storing a sound acquired by the sound acquisition section as sound data, a calculation section for calculating time change in volume of the sound acquired in a period from a predetermined first past timing to the present, with using the sound data, a sound volume setting section for setting a volume of an alarming sound based on result of the calculation in the calculation section, and an alarming section for effecting alarming in the volume set by the sound volume setting section.
SOUND-VOLUME ADJUSTMENT APPARATUS
TONLAUTSTÄRKENEINSTELLUNGSVORRICHTUNG
APPAREIL DE RÉGLAGE DE VOLUME SONORE
2018-06-06
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 / A61G TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS , Transport, persönliche Beförderungsmittel, oder Lagerung besonders ausgebildet für Kranke oder Behinderte / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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 / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H03G CONTROL OF AMPLIFICATION , Verstärkungsregelung |
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