公开(公告)号：US20180217809A1

公开(公告)日：2018-08-02

申请号：US15748218

申请日：2016-03-03

Applicant: LG ELECTRONICS INC.

Inventor： Hyunseung YU ,  Junhan PARK ,  Chunggu KANG ,  Heejeong SEO

IPC: G06F3/16 ,  H01R24/58 ,  H04R1/10 ,  H04R5/04

CPC classification number: G06F3/165 ,  G06F3/167 ,  H01R24/58 ,  H04R1/1041 ,  H04R5/04 ,  H04R2420/05 ,  H04R2420/07 ,  H04R2460/01 ,  H04R2499/11 ,  H04R2499/15

Abstract: An earphone, a mobile terminal capable of being connected with the earphone, and a control method thereof are disclosed, in which the mobile terminal may be used considering user convenience. The earphone comprises an earphone jack; a first microphone unit; a first speaker unit and a second speaker unit; a noise cancellation unit for cancelling a noise component in the periphery of the earphone; and an interface unit for delivering a power source supplied from a mobile terminal to the noise cancellation unit, wherein the interface unit changes its connection switch with at least any one of the first speaker unit, the second speaker unit, and the first microphone unit on the basis of a mode of the mobile terminal while the power source is being delivered to the noise cancellation unit through a microphone line of the earphone jack.