Patent ID: 11972750
Assignee: NEC CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 13:
14. A voice output method comprising:
outputting, by a speaker, voice to an ear canal of a user based on an output voice signal;
capturing, by a microphone arranged to face outward from a body of the user, a mixed voice to output a mixed voice signal, the mixed voice including leaked voice output by the first speaker and leaking to outside the user and first external noise arriving from outside the user;
canceling, by a processor, influence, on the external noise, of the leaked voice;
generating, by the processor, a first external noise signal corresponding to the first external noise; and
processing, by the processor and using the first external noise signal, an input voice signal input from outside the user to generate the output voice signal.