公开(公告)号：US10401982B2

公开(公告)日：2019-09-03

申请号：US15721037

申请日：2017-09-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Bo-Woong Seo ,  Min-Soo Kim ,  Jin-Wan An ,  Ji-Woo Lee

IPC: G06F3/0354 ,  G06F1/16 ,  G06F3/041 ,  G06F3/046 ,  G06F3/044 ,  H01F1/03 ,  H01F7/02 ,  G01R33/02 ,  G01R33/07

Abstract: An electronic device is provided. The electronic device includes a housing including at least one receiving hole exposed to an outside, a magnet disposed inside the housing and adjacent to the at least one receiving hole, an input module configured to be insertable into the at least one receiving hole and including a ferrite core configured to block or redirect part of a magnetic field generated from the magnet, a sensor unit disposed inside the housing and configured to sense the magnetic field generated from the magnet, and a controller configured to sense whether the input module is inserted into the at least one receiving hole by a signal according to a strength of the magnetic field sensed by the sensor unit.