| 摘要 |
The present invention relates to an earset comprising: an internal microphone provided inside an earphone unit worn on the ear of a user, and receiving a first sound transmitted through the external auditory meatus via an auditory tube from the user's mouth so as to convert the first sound into a first acoustic signal; one or more external microphones provided outside the earphone unit, and receiving a second sound provided from the user's mouth so as to convert the second sound into a second acoustic signal; and a control unit for generating a third acoustic signal, from which noise is filtered and removed, from the second acoustic signal on the basis of the first acoustic signal. |
