公开(公告)号：US11656726B1

公开(公告)日：2023-05-23

申请号：US17650382

申请日：2022-02-09

Applicant: NOVATEK Microelectronics Corp.

Inventor： Yu-Ying Tang ,  Chih Chang Lai

IPC: G06F3/044 ,  G06F3/041 ,  G06F3/038 ,  G06F3/0354

CPC classification number: G06F3/0442 ,  G06F3/0383 ,  G06F3/03545 ,  G06F3/044 ,  G06F3/04162 ,  G06F3/04166

Abstract: A control circuit is configured to control a first electrode structure on an electronic device to transmit a first transmitting signal to a touch panel. The control circuit is further configured to control a second electrode structure on the electronic device to transmit a second transmitting signal to the touch panel during a first time interval, and configured to control the second electrode structure to work as a button during a second time interval.