公开(公告)号：US20210132719A1

公开(公告)日：2021-05-06

申请号：US16905975

申请日：2020-06-19

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Hun PARK ,  Soo Won KIM ,  Il Ho LEE

IPC: G06F3/041 ,  H01L27/32 ,  G09G3/3266 ,  G09G3/3275 ,  H01L51/52 ,  G06F3/044

Abstract: A display device includes a display including a plurality of pixels and an input sensor for sensing an input of a user. The display device includes: a driving controller for providing the display with a scan signal and a data signal according to a driving frequency; an input controller for providing a touch driving signal to the input sensor; a horizontal synchronization signal information line connecting the driving controller and the input controller, the horizontal synchronization signal information line transmitting a horizontal synchronization signal therethrough; and a vertical synchronization signal information line connecting the driving controller and the input controller, the vertical synchronization signal information line transmitting a vertical synchronization signal therethrough. Amplitude of the vertical synchronization signal or the horizontal synchronization signal varies according to the driving frequency.

公开(公告)号：US20150286329A1

公开(公告)日：2015-10-08

申请号：US14742554

申请日：2015-06-17

Applicant: SAMSUNG DISPLAY CO., LTD

Inventor： Moonsung CHOI ,  Incheol KIM ,  Seongmo HWANG ,  Jihong PARK ,  Il Ho LEE ,  Seungho NAM

IPC: G06F3/041 ,  G06F3/045 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F3/045 ,  G06F2203/04101 ,  G06F2203/04111 ,  G06F2203/04112

Abstract: A display apparatus includes a display panel that displays an image during a display period and detects a touch event during a non-display period. The display panel includes a plurality of common electrodes and a plurality of data lines capacitively coupled to the common electrodes during the non-display period. Coordinate information of a position at which the touch event occurs is calculated on the basis of a capacitance variation of the common electrodes and the data lines.

Abstract translation: 显示装置包括显示面板，其在显示期间显示图像，并且在非显示期间检测触摸事件。 显示面板包括多个公共电极和在非显示期间电容耦合到公共电极的多条数据线。 基于公共电极和数据线的电容变化来计算发生触摸事件的位置的坐标信息。

公开(公告)号：US20150042601A1

公开(公告)日：2015-02-12

申请号：US14143363

申请日：2013-12-30

Applicant: Samsung Display Co., Ltd.

Inventor： Il Ho LEE ,  In Cheol KIM ,  Seung Ho NAM ,  Yoon Gyu LEE ,  Hyun-Ju LEE

IPC: G06F3/044

CPC classification number: G06F3/044

Abstract: A touch screen panel includes a lower substrate, a plurality of sensing wires disposed on the lower substrate in a first direction, an insulating layer disposed on the plurality of sensing wires, and a plurality of sensing pads disposed on the insulating layer, where a plurality of contact holes is defined in the insulating layer, and the plurality of sensing pads is connected to the plurality of sensing wires through the plurality of contact holes, respectively.

Abstract translation: 触摸屏面板包括下基板，在第一方向上设置在下基板上的多个感测线，设置在多个感测导线上的绝缘层，以及设置在绝缘层上的多个感测垫，其中多个 在绝缘层中限定接触孔，并且多个感测焊盘分别通过多个接触孔连接到多个感测线。

公开(公告)号：US20230393694A1

公开(公告)日：2023-12-07

申请号：US18236917

申请日：2023-08-22

Applicant: Samsung Display Co., Ltd.

Inventor： In Cheol KIM ,  Il Ho LEE ,  Byoung Won CHOI ,  Jin Woo PARK

IPC: G06F3/044

CPC classification number: G06F3/0443

Abstract: A touch screen panel including a substrate having an effective area and a pad area, sensing electrodes disposed in the effective area, pads disposed in the pad area, wirings connecting the sensing electrodes and the pads, respectively, the wirings each having different lengths, and an electrostatic dispersion pad disposed adjacent to a sensing electrode disposed closest to the pad area among the sensing electrodes.

公开(公告)号：US20180067591A1

公开(公告)日：2018-03-08

申请号：US15798712

申请日：2017-10-31

Applicant: Samsung Display Co., Ltd.

Inventor： Il Ho LEE ,  Seung-Hee LEE ,  Seoung Bum PYOUN ,  Young-Jin KIM

IPC: G06F3/047 ,  G06F3/041 ,  G09G5/00 ,  G06F3/044 ,  G09G3/36

CPC classification number: G06F3/047 ,  G06F3/0412 ,  G06F3/0418 ,  G06F3/044 ,  G09G3/3648 ,  G09G5/003 ,  G09G2300/0426

Abstract: A display device includes a display panel including pixels, an active area on which an image is configured to be displayed, and a black matrix area on which an image is not configured to be displayed, touch sensor electrodes configured to detect a touch of an external object, the touch sensor electrodes disposed in the active area, and detection input electrodes configured to generate mutual capacitance with the touch sensor electrodes, the detection input electrodes disposed in an edge area of the display panel that overlaps the black matrix area.

公开(公告)号：US20140347284A1

公开(公告)日：2014-11-27

申请号：US14029673

申请日：2013-09-17

Applicant: Samsung Display Co., Ltd.

Inventor： Il Ho LEE ,  Seung Ho NAM ,  Seong Mo HWANG

IPC: G06F3/041

CPC classification number: G06F3/041 ,  G06F1/32 ,  G06F3/0412 ,  G06F3/044

Abstract: The present invention relates to a display device including a touch sensor and a driving method thereof. A display device according to an exemplary embodiment of the present invention includes a plurality of data lines which extends in a first direction, a plurality of sensing output lines which extends in a second direction which is not parallel to the first direction and transmits a sensing output signal, a pixel electrode which is connected with the data line through a switching element, a touch sensor which is connected to the data line and the sensing output line and detects a touch, and a data driver which applies a displaying data voltage to the plurality of data lines during the image display period for one frame and applies a sensing input signal during a touch sensing period for one frame. The touch sensing period is included in a vertical blank period of the frame.

Abstract translation: 本发明涉及包括触摸传感器及其驱动方法的显示装置。 根据本发明的示例性实施例的显示装置包括沿第一方向延伸的多条数据线，沿与第一方向不平行的第二方向延伸的多条感测输出线，并且传送感测输出 信号，通过开关元件与数据线连接的像素电极，连接到数据线和感测输出线并检测触摸的触摸传感器，以及向多个信号施加显示数据电压的数据驱动器 在一帧的图像显示周期期间的数据线，并且在一帧的触摸感测时段期间施加感测输入信号。 触摸感测周期包括在该帧的垂直空白时段中。

公开(公告)号：US20140062943A1

公开(公告)日：2014-03-06

申请号：US13844211

申请日：2013-03-15

Applicant: Samsung Display Co., Ltd.

Inventor： Moonsung CHOI ,  Incheol KIM ,  Seongmo HWANG ,  Jihong PARK ,  Il Ho LEE ,  Seungho NAM

IPC: G06F3/044

CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F3/045 ,  G06F2203/04101 ,  G06F2203/04111 ,  G06F2203/04112

Abstract: A display apparatus includes a display panel that displays an image during a display period and detects a touch event during a non-display period. The display panel includes a plurality of common electrodes and a plurality of data lines capacitively coupled to the common electrodes during the non-display period. Coordinate information of a position at which the touch event occurs is calculated on the basis of a capacitance variation of the common electrodes and the data lines.

Abstract translation: 显示装置包括显示面板，其在显示期间显示图像，并且在非显示期间检测触摸事件。 显示面板包括多个公共电极和在非显示期间电容耦合到公共电极的多条数据线。 基于公共电极和数据线的电容变化来计算发生触摸事件的位置的坐标信息。

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.