公开(公告)号：US20220255353A1

公开(公告)日：2022-08-11

申请号：US17733607

申请日：2022-04-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongjae KIM ,  Jaedeok CHA ,  Seoncheol KIM ,  Byongjeon LEE ,  Jungje BAE ,  Jaesub YOUN

IPC: H02J50/10 ,  H02J50/00 ,  H02J50/80 ,  H04B5/00 ,  H01Q1/38

Abstract: An electronic device is provided. The electronic device includes a substrate comprising a touch sensing circuit, which includes a first layer, a second layer overlapping with the first layer, a plurality of first electrode lines arranged on the first layer in a first direction, and a plurality of second electrode lines arranged on the second layer in a second direction that is vertical with respect to the first direction, a coil arranged to at least partially overlap with the substrate, a power transmission circuit for wirelessly transmitting power through the coil, a ground electrically connected to the power transmission circuit, and a control circuit electrically connected to the coil and the ground, wherein the control circuit can be configured to selectively connect the coil to the power transmission circuit or the ground.