EARPHONE SIGNAL PROCESSING METHOD AND SYSTEM, AND EARPHONE

Disclosed are an earphone signal processing method and system, and an earphone. A signal picked up by a first microphone of an earphone (S101) at a position close to a mouth outside an ear canal, a signal picked up by a second microphone of the earphone (S 102) at a position away from the mouth outs...

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Bibliographic Details
Main Authors WANG, Jiudong, Li, Bo
Format Patent
LanguageEnglish
French
German
Published 09.06.2021
Subjects
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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Summary:Disclosed are an earphone signal processing method and system, and an earphone. A signal picked up by a first microphone of an earphone (S101) at a position close to a mouth outside an ear canal, a signal picked up by a second microphone of the earphone (S 102) at a position away from the mouth outside the ear canal and a signal picked up by a third microphone (S103) in a cavity formed by the earphone and the ear canal are acquired; dual-microphone noise reduction is performed on the signals picked up by the first and second microphones to obtain a first intermediate signal (S 120) or performed on the signals picked up by the second and third microphones to obtain a second intermediate signal (S130); the first and second intermediate signals are fused to obtain a fused voice signal (S140); and the fused voice signal is output (S150).
Bibliography:Application Number: EP20200211991