公开(公告)号：US20230187972A1

公开(公告)日：2023-06-15

申请号：US18105602

申请日：2023-02-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Wooyoung Oh ,  Heonseok Lee ,  Jungtae Kim ,  Sujin Yun

IPC: H02J50/10 ,  G06F3/041 ,  H02J50/00 ,  G06F1/16

CPC classification number: H02J50/10 ,  G06F1/169 ,  G06F1/1643 ,  G06F3/0412 ,  H02J50/005

Abstract: An electronic device capable of wireless charging for a pen-type input device includes a display, a touch panel coupled to the display and having a plurality of sides facing in different directions, a conductive trace connected to the touch panel to receive a touch signal detected on the touch panel, and a wireless charging pad configured to wirelessly transmit power to the pen-type input device and disposed adjacent to one side of the plurality of sides of the touch panel, and the conductive trace is disposed on another side of the plurality of sides of the touch panel, the another side of the touch panel being opposite to the one side of the touch panel.

公开(公告)号：US11360626B2

公开(公告)日：2022-06-14

申请号：US16874348

申请日：2020-05-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hoondo Heo ,  Jaehyung Park ,  Sujin Yun ,  Sungwon Hong

IPC: G09G5/00 ,  G06F3/044 ,  G02F1/1362 ,  H01L25/18 ,  G02F1/1333 ,  G02F1/1345 ,  H01L27/32 ,  G02F1/1368 ,  G02F1/1335

Abstract: An electronic device include a first substrate; a plurality of thin film transistors (TFTs) disposed on the first substrate and a plurality of pixel electrodes connected to the plurality of TFTs, respectively; a second substrate disposed above the first substrate; a plurality of touch electrodes disposed between the first substrate and the second substrate to detect a touch position; a ground layer disposed under the first substrate; and at least one integrated circuit (IC) configured to apply a touch-driving signal to each of the plurality of touch electrodes during a touch-sensitive period, and apply a driven shield signal having an amplitude that is equal to an amplitude of the touch-driving signal to the ground layer during the touch-sensitive period.