公开(公告)号：US10254885B2

公开(公告)日：2019-04-09

申请号：US15393895

申请日：2016-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： Jong-Soo Lee ,  Yong-Jun Park ,  Jin Seo ,  Sang-Heon Ye ,  Young-Suk Lee

IPC: G06F3/047 ,  G06F3/041 ,  G06F3/044

Abstract: A display device includes a pixel including a first electrode and a second electrode and having first capacitance formed between the first electrode and the second electrode; a power supply to provide the first electrode with a third power voltage including an alternating wave form and to provide the second electrode with a second power voltage; and a sensor to sense a touch current flowing between the first electrode and the second electrode in response to the touch driving signal.