公开(公告)号：US20250022402A1

公开(公告)日：2025-01-16

申请号：US18614825

申请日：2024-03-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Il Ho LEE ,  Ye Rin OH ,  Seung Rok LEE ,  Wan Kee JUN ,  Hyeon Seo CHO

IPC: G09G3/20 ,  G06F3/041

Abstract: A driving circuit includes: a display driver configured to generate a vertical synchronization signal; and a sensor driver configured to determine a driving frequency by using the vertical synchronization signal, wherein a pulse polarity of the vertical synchronization signal is inverted when the driving frequency is changed.

公开(公告)号：US20230359303A1

公开(公告)日：2023-11-09

申请号：US18174523

申请日：2023-02-24

Applicant: Samsung Display Co., LTD.

Inventor： Jin Woo PARK ,  Min Hong KIM ,  Tae Joon KIM ,  Il Ho LEE ,  Wan Kee JUN

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3266

CPC classification number: G06F3/04166 ,  G06F3/0412 ,  G06F3/0446 ,  G09G3/3266 ,  G09G2310/0267

Abstract: A touch detection module, includes: a plurality of driving electrodes arranged side by side; a plurality of sensing electrodes staggered with respect to the driving electrodes; and a touch driving circuit configured to supply touch driving signals to the plurality of driving electrodes and to detect touch detection signals through the plurality of sensing electrodes to identify touch position coordinates, wherein the touch driving circuit is configured: to vary frequency modulation parameter set values in response to a change in a frequency of reference clocks, and to generate and supply a frequency of the touch driving signals by using the reference clocks and a varied frequency modulation parameter set value.

公开(公告)号：US20180067606A1

公开(公告)日：2018-03-08

申请号：US15479410

申请日：2017-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： Il Ho LEE ,  Sang Min CHOI

IPC: G06F3/041 ,  G06F3/044 ,  G02F1/1333 ,  H01L27/32

CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G06F3/0412 ,  G06F3/0414 ,  G06F3/044 ,  G06F2203/04105 ,  G06F2203/04111 ,  G06F2203/04112 ,  H01L27/323

Abstract: A display device and a driving method thereof, in which the display device includes a display panel including a plurality of pixels electrically connected to data lines and scan lines, a touch sensor including a plurality of touch electrodes, a touch controller for supplying a first driving signal to the touch sensor during a display period, and a data driver for supplying a data signal to the data lines during the display period, and supplying a second driving signal to the data lines during a pressure sensing period.

公开(公告)号：US20190080647A1

公开(公告)日：2019-03-14

申请号：US15945866

申请日：2018-04-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chan Wook SHIM ,  Wan Bae PARK ,  Eun Chul SHIN ,  Il Ho LEE ,  Cheol Gon CHOI ,  Tae Yong KIM ,  Hyung Chul KIM

IPC: G09G3/3225

CPC classification number: G09G3/3225 ,  G09G2320/043 ,  G09G2320/046 ,  G09G2330/12

Abstract: An aging system includes panel groups each including display panels, an auxiliary board including the panel groups disposed thereon, and an aging device for supplying aging signals to the display panels through line boards to perform aging on the display panels, where the aging device supplies switch signals respectively to the display panels through the line boards, where each of the display panels includes a switch unit for supplying the aging signal to a pixel unit according to the switch signal.

公开(公告)号：US20150009169A1

公开(公告)日：2015-01-08

申请号：US14055728

申请日：2013-10-16

Applicant: Samsung Display Co., Ltd.

Inventor： Il Ho LEE ,  Seung Ho NAM ,  Hyun-Ju LEE

IPC: G06F3/041 ,  G06F3/042

CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G06F3/0304 ,  G06F3/0412 ,  G06F3/0421

Abstract: The present disclosure relates to a position detecting system. The position detecting system includes a display panel including a plurality of pixels. The position detecting system also includes a data driving unit configured to apply a first data voltage and a second data voltage to the display panel, wherein the first data voltage is associated with display of an image on the display panel during a first frame and the second data voltage is associated with display of patterns on the display panel during a second frame. The position detecting system further includes a position detecting sensor configured to capture an image of the patterns when a position detecting mode of the position detecting sensor is turned on.

Abstract translation: 本公开涉及一种位置检测系统。 位置检测系统包括包括多个像素的显示面板。 位置检测系统还包括：数据驱动单元，被配置为向显示面板施加第一数据电压和第二数据电压，其中第一数据电压与第一帧期间显示面板上的图像的显示相关联， 在第二帧期间，数据电压与显示面板上的图案的显示相关联。 位置检测系统还包括位置检测传感器，其构造成当位置检测传感器的位置检测模式被接通时捕获图案的图像。