公开(公告)号：US10739884B2

公开(公告)日：2020-08-11

申请号：US15724623

申请日：2017-10-04

Applicant: Japan Display Inc.

Inventor： Jin Ota ,  Hidetoshi Komatsu ,  Tsutomu Takabayashi

IPC: G06F3/041 ,  G09G3/36 ,  G06F3/044

Abstract: According to one embodiment, a display device includes a display panel configured to perform display operation based on a pixel signal in a display period, a detector configured to perform touch detection operation in touch detection periods, and a driver configured to control frame operations. The driver is configured to control a first frame operation in a first frame periods including the display period, a first touch detection period and a first display adjustment period, and control a second frame operation in a second frame periods including the display period, a first touch detection period and a second display adjustment period. The second display adjustment period is longer than the first display adjustment period and includes the second touch detection period.

公开(公告)号：US20180095575A1

公开(公告)日：2018-04-05

申请号：US15724623

申请日：2017-10-04

Applicant: Japan Display Inc.

Inventor： Jin Ota ,  Hidetoshi Komatsu ,  Tsutomu Takabayashi

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/36

CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04112 ,  G09G3/3614 ,  G09G3/3648 ,  G09G2310/08 ,  G09G2354/00

Abstract: According to one embodiment, a display device includes a display panel configured to perform display operation based on a pixel signal in a display period, a detector configured to perform touch detection operation in touch detection periods, and a driver configured to control frame operations. The driver is configured to control a first frame operation in a first frame periods including the display period, a first touch detection period and a first display adjustment period, and control a second frame operation in a second frame periods including the display period, a first touch detection period and a second display adjustment period. The second display adjustment period is longer than the first display adjustment period and includes the second touch detection period.